In[108]:=
  Expand[%]
  

Out[108]=

            p             p             p             p
  R     R       R     R       R     R       R     R
   pdef  abc     pedf  abc     pcef  abd     pecf  abd
  ----------- - ----------- + ----------- - ----------- + 
      18             9            18             9
   
              p             p             p             p
    R     R       R     R       R     R       R     R
     pcdf  abe     pdcf  abe     pcde  abf     pdce  abf
    ----------- - ----------- + ----------- - ----------- - 
        18             9            18             9
   
                p               p             p
    7 R     R       7 R     R       R     R
       pdef  acb       pedf  acb     pbef  acd
    ------------- + ------------- + ----------- - 
         90              45             18
   
              p             p             p             p
    R     R       R     R       R     R       R     R
     pebf  acd     pbdf  ace     pdbf  ace     pbde  acf
    ----------- + ----------- - ----------- + ----------- - 
         9            18             9            18
   
              p               p               p
    R     R       7 R     R       7 R     R
     pdbe  acf       pcef  adb       pecf  adb
    ----------- - ------------- + ------------- - 
         9             90              45
   
                p               p             p
    7 R     R       7 R     R       R     R
       pbef  adc       pebf  adc     pbcf  ade
    ------------- + ------------- + ----------- - 
         90              45             18
   
              p             p             p               p
    R     R       R     R       R     R       7 R     R
     pcbf  ade     pbce  adf     pcbe  adf       pcdf  aeb
    ----------- + ----------- - ----------- - ------------- + 
         9            18             9             90
   
                p               p               p
    7 R     R       7 R     R       7 R     R
       pdcf  aeb       pbdf  aec       pdbf  aec
    ------------- - ------------- + ------------- - 
         45              90              45
   
                p               p             p
    7 R     R       7 R     R       R     R
       pbcf  aed       pcbf  aed     pbcd  aef
    ------------- + ------------- + ----------- - 
         90              45             18
   
              p               p               p
    R     R       7 R     R       7 R     R
     pcbd  aef       pcde  afb       pdce  afb
    ----------- - ------------- + ------------- - 
         9             90              45
   
                p               p               p
    7 R     R       7 R     R       7 R     R
       pbde  afc       pdbe  afc       pbce  afd
    ------------- + ------------- - ------------- + 
         90              45              90
   
                p               p               p
    7 R     R       7 R     R       7 R     R
       pcbe  afd       pbcd  afe       pcbd  afe
    ------------- - ------------- + ------------- + 
         45              90              45
   
              p             p             p             p
    R     R       R     R       R     R       R     R
     paef  bcd     peaf  bcd     padf  bce     pdaf  bce
    ----------- - ----------- + ----------- - ----------- + 
        18             9            18             9
   
              p             p               p
    R     R       R     R       7 R     R
     pade  bcf     pdae  bcf       paef  bdc
    ----------- - ----------- - ------------- + 
        18             9             90
   
                p             p             p             p
    7 R     R       R     R       R     R       R     R
       peaf  bdc     pacf  bde     pcaf  bde     pace  bdf
    ------------- + ----------- - ----------- + ----------- - 
         45             18             9            18
   
              p               p               p
    R     R       7 R     R       7 R     R
     pcae  bdf       padf  bec       pdaf  bec
    ----------- - ------------- + ------------- - 
         9             90              45
   
                p               p             p
    7 R     R       7 R     R       R     R
       pacf  bed       pcaf  bed     pacd  bef
    ------------- + ------------- + ----------- - 
         90              45             18
   
              p               p               p
    R     R       7 R     R       7 R     R
     pcad  bef       pade  bfc       pdae  bfc
    ----------- - ------------- + ------------- - 
         9             90              45
   
                p               p               p
    7 R     R       7 R     R       7 R     R
       pace  bfd       pcae  bfd       pacd  bfe
    ------------- + ------------- - ------------- + 
         90              45              90
   
                p             p               p
    7 R     R       R     R       4 R     R
       pcad  bfe     pabf  cde       pbaf  cde
    ------------- + ----------- + ------------- + 
         45             18             45
   
              p               p               p
    R     R       4 R     R       7 R     R
     pabe  cdf       pbae  cdf       pabf  ced
    ----------- + ------------- - ------------- - 
        18             45              90
   
                p             p               p
    2 R     R       R     R       4 R     R
       pbaf  ced     pabd  cef       pbad  cef
    ------------- + ----------- + ------------- - 
         45             18             45
   
                p               p               p
    7 R     R       2 R     R       7 R     R
       pabe  cfd       pbae  cfd       pabd  cfe
    ------------- - ------------- - ------------- - 
         90              45              90
   
                p             p               p
    2 R     R       R     R       4 R     R
       pbad  cfe     pabc  def       pbac  def
    ------------- + ----------- + ------------- - 
         45             18             45
   
                p               p
    7 R     R       2 R     R
       pabc  dfe       pbac  dfe
    ------------- - -------------
         90              45

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